<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>博客列表</title>
    <link rel="stylesheet" href="css/conmmon.css">
    <link rel="stylesheet" href="css/blog_list.css">
    <script src="js/jquery.min.js"></script>
</head>

<body>
    <!-- 导航栏 -->
    <div class="nav">
        <img src="img/page2.jpg" alt="">
        <span class="title">个人博客系统</span>
        <!-- 用来占据中间位置 -->
        <span class="spacer"></span>
        <a href="myblog_list.html">我的</a>
        <a href="blog_add.html">写博客</a>
        <a href="login.html">登录</a>
    </div>
    <!-- 版心 -->
    <div class="container">
        <!-- 左侧个人信息 -->
        <div class="container-left">
            
        </div>
        <!-- 右侧内容详情 -->
        <div class="container-right">
            <div id="alist"></div>
            <div id="pageDiv" style="text-align:center;padding-top: 50px;padding-bottom:30px;">
                <a href="javascript:lastPage();">上一页</a>
                <a href="javascript:nextPage();">下一页</a>
            </div>
        </div>
    </div>
    <script>
        //获取当前url中某个参数的方法
        function getURLParam(key) {
            var params = location.search;
            if(params.indexOf("?") >= 0) {
                params = params.substring(1);
                var paramArr = params.split('&');
                for(var i = 0;i < paramArr.length;i++) {
                    var namevalues = paramArr[i].split("=");
                    if(namevalues[0] == key) {
                        return namevalues[1];
                    }
                }
            }else {
                return "";
            }
        }

        var currPage = getURLParam("cp") == "" ? 1 :getURLParam("cp");  //当前页面
        var pageSize = getURLParam("ps") == "" ? 2 :getURLParam("ps");  //每页显示最大条数
        //上一页
        function lastPage() {
            if(currPage > 1) {
                currPage--;
            }else {  //当前已经在首页
                alert("当前已经是首页了！");
                return;
            }
            location.href = "index.html?cp=" + currPage + "&ps=" + pageSize;
        }
        //下一页
        function nextPage() {
            currPage++;
            location.href = "index.html?cp=" + currPage + "&ps=" + pageSize;
        }
        //请求后端查询列表
        function loadList() {
            jQuery.ajax({
                url:"artlist",
                type:"GET",
                data:{"cp":currPage,"ps":pageSize},
                success:function(result) {
                    if(result != null && result.succ == 200 
                    && result.data != null && result.data.length > 0) { //查询到了文章文章
                        var artListHtml ="";
                        for(var i = 0;i <result.data.length;i++) {
                            var article = result.data[i];
                            artListHtml += '<div class="blog"><div class="title">'+article.title+'</div><div class="date">'+article.createtime+'</div>'+
                            '<div class="desc">'+article.desc+'</div>'+
                            '<a href="blog_content.html?id='+article.aid+'" class="detail">查看全文 &gt;&gt;</a></div>'
                        }
                        jQuery("#alist").html(artListHtml);
                    }else {
                        jQuery("#alist").html("<h2 style='text-align:center;padding-top: 50px;'>暂无文章,<a href='index.html;'>返回</a></h2>");
                        //隐藏分页标签
                        jQuery("#pageDiv").hide();
                    }
                }
            });
        }
        loadList();

        //退出事件
        function logout() {
            if(confirm("是否退出？")) {
                jQuery.ajax({
                    url:"logout",
                    type:"POST",
                    success:function(result) {
                        if(result != null && result.succ == 200 && result.data == 1) {
                            //前后端交互成功，且成功退出
                            alert("退出成功！");
                            location.href = "login.html";
                        }else {
                            alert("抱歉：操作失败，请重试！");
                        }
                    }
                });
            }
        }
    </script>
</body>

</html>